Jawabanmu

2014-02-06T19:29:29+07:00
2/3 ( x + 5 ) - 1/3 ( 3x -7 ) = 3/8
2 ( x + 5 ) - 1 ( 3x - 7 ) = 9/8
2x +10 - 3x + 7 = 9/8
-x +17 = 9/8
-8x + 136 = 9
-8x = -127
x = 127/8